/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.accumulo.core.file;

import java.io.DataOutputStream;
import java.io.IOException;
import java.util.Set;

import org.apache.accumulo.core.data.ByteSequence;
import org.apache.accumulo.core.data.Key;
import org.apache.accumulo.core.data.Value;

public interface FileSKVWriter extends AutoCloseable {
  boolean supportsLocalityGroups();

  void startNewLocalityGroup(String name, Set<ByteSequence> columnFamilies) throws IOException;

  void startDefaultLocalityGroup() throws IOException;

  void append(Key key, Value value) throws IOException;

  DataOutputStream createMetaStore(String name) throws IOException;

  @Override
  void close() throws IOException;

  long getLength() throws IOException;
}
